56421150574269 has 192 divisors, whose sum is σ = 89086180098048. Its totient is φ = 31536134092800.

The previous prime is 56421150574249. The next prime is 56421150574297. The reversal of 56421150574269 is 96247505112465.

It is a happy number.

It is not a de Polignac number, because 56421150574269 - 2³⁷ = 56283711620797 is a prime.

It is a super-2 number, since 2×56421150574269² (a number of 28 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56421150574249) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 26108814549 + ... + 26108816709.

It is an arithmetic number, because the mean of its divisors is an integer number (463990521344).

Almost surely, 2^{56421150574269} is an apocalyptic number.

It is an amenable number.

56421150574269 is a deficient number, since it is larger than the sum of its proper divisors (32665029523779).

56421150574269 is a wasteful number, since it uses less digits than its factorization.

56421150574269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2776 (or 2757 counting only the distinct ones).

The product of its (nonzero) digits is 18144000, while the sum is 57.

The spelling of 56421150574269 in words is "fifty-six trillion, four hundred twenty-one billion, one hundred fifty million, five hundred seventy-four thousand, two hundred sixty-nine".